एपीए उद्धरण

Hanley, N., Shogren, J. F., & Ben White. (1997). Environmental economics in theory and practice. Macmillan.

शिकागो स्टाइल उद्धरण

Hanley, Nick, Jason F. Shogren, और Ben White. Environmental Economics in Theory and Practice. New Delhi: Macmillan, 1997.

एमएलए उद्धरण

Hanley, Nick, et al. Environmental Economics in Theory and Practice. Macmillan, 1997.